关于四字语“凤毛麟角”的出处及语源意义,目前颇有争议,本文结合唐、宋、元、明、清等各代传世文献及现代汉语,对该四字语的意义、用法、结构、变体等方面的发展演变进行观察,对“凤毛麟角”的来龙去脉进行考察。 At present, there is controversy about the origins and etymological meanings of the four-character phrase “rare” and the etymological significance of this four-character phrase. In this paper, we combine the handed down documents of the Tang, Song, Yuan, Ming and Qing dynasties and modern Chinese, Structure, variation and other aspects of the development of evolution to observe, “rare” to inspect the context.